References
- Matthias , B. T. , Miller , C. E. and Remeika , J. P. 1956 . Phys. Rev. , 104 : 849
- Hayek , K. and Schwabe , U. 1970 . Surface Sci. , 19 : 329
- Weidmann , E. J. and Anderson , J. C. 1971 . Thin Solid Films , 7 : 27
- Takahashi , K. and Takagi , M. 1978 . J. Phys. Soc. Japan , 44 : 1266
- Davé , N. K. and Leblanc , R. J. 1977 . Phys. Lett. , 63A : 115
- Jain , P. C. and Goel , D. P. 1977 . J. Phys. C: Solid St. Phys. , 10 : 4897